TP610 Impregnated Expanding Foam Tape – Weather Sealing Tape for Window Installation, BG1 Rated Airtight Joint Sealing Strip (Grey) – by Illbruck UK

Upgrade your window and façade installations with the Illbruck TP610 Impregnated Foam Tape, a premium expanding foam tape designed for external weatherproof sealing. Ideal for modern window installation projects, TP610 delivers superior protection against wind-driven rain, while maintaining vapour permeability and insulation performance.

This professional-grade joint sealing tape is made from soft open-cell polyurethane foam impregnated with an acrylic-based resin. Pre-compressed and self-adhesive, TP610 allows fast, clean installation and is certified BG1 for joint sealing performance according to DIN 18542. Its weather and UV resistance makes it a reliable choice for external window seal applications, especially in combination with the illbruck i3 Warm Installation System.

Available in a wide range of tape widths and expansion ranges – from 10/1–2 mm up to 20/9–20 mm – TP610 is the go-to airtight foam tape for UK installers looking for long-lasting, RAL-compliant sealing solutions.

 Key Features:

•  High-performance impregnated foam tape for external window perimeter sealing
•  Wind and rain resistant up to 600 Pa – meets EN 1027
•  BG1 certified to DIN 18542 – high airtightness and weather durability
•  Self-expanding & self-adhesive for easy on-site application
•  Fully breathable – allows vapour diffusion (Sd < 0.5 m)
•  Excellent thermal and acoustic insulation properties
•  UV-resistant and suitable for long-term outdoor exposure
•  RAL-compliant foam sealing tape – ideal for modern window systems

 Applications:

• Window and door installation tape for timber, uPVC, and aluminium frames
• Expanding joint sealing tape for masonry and façade expansion joints
• Part of the illbruck i3 warm installation system
• Suitable for residential and commercial window installations
• Use as external sealing layer in multi-layer warm installation systems

 Available Sizes (Tape Width / Expansion Range):

• 10/1–2 mm
• 10/2–4 mm
• 12/3–6 mm
• 15/1–2 mm
• 15/2–4 mm
• 15/3–6 mm
• 15/4–10 mm
• 15/5–12 mm
• 20/4–10 mm
• 20/5–12 mm
• 20/7–16 mm
• 20/9–20 mm

Each roll is pre-compressed and sold individually – check the dropdown for specific roll lengths and pack sizes.

 Technical & Certification Highlights:

•  Fire rated: B1 (DIN 4102 – flame retardant)
•  Air permeability: a < 0.1 m³/[h·m·(daPa)ⁿ] (EN 1026)
•  Vapour diffusion: Sd < 0.5 m
•  UV & weather resistant: Certified BG1 to DIN 18542
•  Shelf life: 12 months (store between +1°C to +20°C)